1. Center for the Ecology of Infectious Disease, Odum School of Ecology, University of Georgia, Athens, GA, USA
2. Department of Integrative Biology, University of Texas, Austin, TX, USA
3. Smithsonian Tropical Research Institute, Balboa, Ancon, Republic of Panama
4. Marine Science Institute, University of California, Santa Barbara, CA, USA
5. Scripps Institution of Oceanography, Marine Biology Research Division, University of California-San Diego, La Jolla, CA, USA